runserv3

#!/bin/sh
# Runserv, by Chris Atenasio
# Upgraded to store server logs by evileye
# Modified by mikaelh
# Added protection of compressed previous log file on crash - C. Blue

PIDFILE=lib/data/tomenet.pid
PATH=/bin:/usr/bin:/usr/local/bin
CRASHES=0
CRASHES_START_TIME=`date +%s`

#cd /home/$USER/tomenet
ulimit -c unlimited

crash_check () {
	TIMESTAMP=`date +%s`
	if [ `expr $TIMESTAMP - $CRASHES_START_TIME` -gt 60 ] ; then
		# reset the counter
		CRASHES=0
		CRASHES_START_TIME=$TIMESTAMP
	fi
	(( CRASHES += 1 ))
	if [ $CRASHES -gt 5 ] ; then
		echo "More than 5 crashes within 60 seconds, exiting..."
		exit
	fi
}

files_check () {
	TIME=`date +"%Y%m%d%H%M%S"`
	if [ -f core ] ; then
		mv core cores/core.$TIME
	fi
	if [ -f tomenet.server.core ] ; then
		mv tomenet.server.core cores/core.$TIME
	fi
	if [ -f lib/data/tomenet.log ] ; then
		bzip2 lib/data/tomenet.log
		# Don't overwrite compressed log file of same timestamp,
		# which would likely have resulted result from a crash.
		# Instead, add seconds to time stamp to save the new file. - C. Blue
		if [ -f lib/data/`date +"%Y%m%d%H%M.log.bz2"` ] ; then
			mv lib/data/tomenet.log.bz2 lib/data/`date +"%Y%m%d%H%M%S.log.bz2"`
		else
			mv lib/data/tomenet.log.bz2 lib/data/`date +"%Y%m%d%H%M.log.bz2"`
		fi
	fi
}

if [ -f $PIDFILE ] ; then
        TOMENETPID=`cat $PIDFILE`
        if [ `ps ux | grep "\./tomenet\.server" | grep " $TOMENETPID " | grep -v -c grep` = 1 ]
        then
		echo "Server is already running, exiting..."
                exit
        fi
fi

files_check

while :; do
	killall -9 tomenet
	killall -9 evilmeta

	./tomenet.server
	files_check
	crash_check

	sleep 1
done